<?php
session_start();
$isLogin = isset($_SESSION['token']);

?>

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
<?php
if(!$isLogin){
    echo '<a href="wblogin.php"><img src="weibo_login.png" alt=""></a>';
}else{
    echo '成功登录<a href="loginout.php">退出</a>';
}
?>



</body>
</html>


<?php
/**
 * Created by PhpStorm.
 * User: luodongyun
 * Date: 2017/3/21
 * Time: 下午9:41
 */
?>